Main module Operating system adapted Android 5.1.1
Interface Android 5.1.1 / FiiO Music
RK3188 processor
CPU core number 4
CPU frequency 1.4 GHz
DAC AK4490
Virtual Keyboard (QWERTY)
Touch input method
USB DAC +
SoC chips: RK3188 пјЊ DAC: AK4490x2, LPF: OPA1642x2, OP: Customized OPA426x2
Interfaces Wi-Fi 2.4 GHz IEEE802.11 b / g / n
Bluetooth Bluetooth V4.0, support aptX
USB microUSB 2.0
Display Display Type IPS TFT
Display size 3.97 "
Number of colors 16.7 million
Viewing angle 178 В°
Display resolution 480 x 800
233 ppi pixel density
Touchscreen +
Memory 1 GB RAM
Permanent memory (total) 32 GB
Permanent memory (available) ~ 26 GB
Additional MicroSD memory (256 GB x 2)
Buttons and Ports Touch control + side buttons + volume wheel
3.5mm headphone output
Balanced output 2.5 mm
Line / Coaxial Output Standard Port 3.5mm
USB port Micro USB 2.0 (charging / data transfer / docking function / USB DAC)
General characteristics Color black / titanium / red
Dimensions 114.2 x 66.2 x 14.8 mm
Weight 186 g
120-step volume control
Headphone impedance range 16 to 150 ohms
Equalizer 10-band (В± 6 dB),
9 installations + user
Viper effect
10 dB balance control
Low / High Gain
192 kHz / 24-bit USB DAC
Supported loseless formats DSD, DXD, APE, Apple Loseless, AIFF, FLAC, WAV, WMA Loseless
Supported lossy-formats MP2, MP3, AAC, WMA, OGG
Supported audio coding options (loseless) DSD DSD64 / 128 пј€".iso", ".dsf", ".dff"пј‰
DXD 352.8K
APE Fast / High / Normal: 384 kHz / 24 bit (max.)
Extra High пјљ 192 kHz / 24 bit (max.)
Insane пјљ 48 kHz / 24 bit (max.)
Apple Lossless 384 kHz / 24 bit (max.)
AIFF 384 kHz / 24 bit (max.)
FLAC 384 kHz / 24 bit (max.)
WAV 384 kHz / 32 bit (max.)
WMA Lossless 96 kHz / 24 bit (max.)
Power Specifications Power Rechargeable Li-Polymer Battery
Battery capacity 3400 mAh
USB adapter DC 12 / 1.5A, 9V / 2A, 5V / 2A (recommended)
Indication of charging on the display and LED-indicator
Charging time 2 h (DC 12V / 1.5A)
пјњ 3 h (DC 5V / 2A)
Charge level indication in percent
Working hours 3.5 mm output:>10 h
Balance output 2.5 mm: ≥8 h
Linear output THD + N пјњ 0.0009% (1 kHz / 10 kО©)
S / N ratio ≥120 dB (A-weighted)
Frequency response 5 ~ 55 kHz пј€-3 dBпј‰
Dynamic range>117 dB
Channel separation пјћ 98 dB (1 kHz)
Linear 1,8 Vrms
3.5 mm headphone output
Output power 1 ≥480 mV (16 Ω / THD + N < 1%)
Output power 2 ≥250 mV (32 Ω / THD + N < 1%)
Output power 3 ≥28 mV (300 Ω / THD + N < 1%)
Frequency range 5 ~ 55 kHz пј€-3 dBпј‰
S / N ratio ≥115 dB (A-weighted)
Output impedance пјњ 1 О© (load 32 О©)
Channel separation пјћ 73 dB (1 kHz)
THD + N пјњ 0.003% (1 kHz)
Peak output voltage пјћ 8 Vp-p
Balanced headphone output 2.5 mm Output power 1 ≥ 400 mV (16 Ω / THD + N < 1%)
Output power 2 ≥ 240 mV (32 Ω / THD + N < 1%)
Output power 3 ≥26 mV (300 Ω / THD + N < 1%)
Frequency range 5 ~ 55 kHz пј€-3 dBпј‰
Signal to noise ratio ≥111 dB (A-weighted)
Output impedance 3 О© (load 32 О©)
Channel separation ≥ 98 dB (1 kHz)
THD + N пјњ 0.003% (1 kHz)
Peak output voltage пјћ 7.5 Vp-p
More details